Black Potter Wasp 小黑泥壶蜂

Black Potter Wasp [Vespidae] Allorhynchium Argentatum 小黑泥壶蜂
http://500px.com/photo/51042634
https://youpic.com/image/612219/
http://www.flickr.com/photos/cyy4993/10640680284/
http://cyy4993.blogspot.com/2013/11/wasp-vespidae.html